2642

2,642 is an even composite number composed of two prime numbers multiplied together.

What does the number 2642 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

2642 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 2642:

2 × 1321

See below for interesting mathematical facts about the number 2642 from the Numbermatics database.


Names of 2642

  • Cardinal: 2642 can be written as Two thousand, six hundred forty-two.

Scientific notation

  • Scientific notation: 2.642 × 103

Factors of 2642

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 1323

Divisors of 2642

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 3966
  • Sum of proper divisors (its aliquot sum) s(n): 1324
  • 2642 is a deficient number, because the sum of its proper divisors (1324) is less than itself. Its deficiency is 1318

Bases of 2642

  • Binary: 1010010100102
  • Hexadecimal: 0xA52
  • Base-36: 21E

Squares and roots of 2642

  • 2642 squared (26422) is 6980164
  • 2642 cubed (26423) is 18441593288
  • The square root of 2642 is 51.4003891035
  • The cube root of 2642 is 13.8243356917

Scales and comparisons

How big is 2642?
  • 2,642 seconds is equal to 44 minutes, 2 seconds.
  • To count from 1 to 2,642 would take you about forty-four minutes.

    This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

  • A cube with a volume of 2642 cubic inches would be around 1.2 feet tall.

Recreational maths with 2642

  • 2642 backwards is 2462
  • The number of decimal digits it has is: 4
  • The sum of 2642's digits is 14
  • More coming soon!

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"Number 2642 - Facts about the integer". Numbermatics.com. 2021. Web. 7 May 2021.

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Numbermatics. (2021). Number 2642 - Facts about the integer. Retrieved 7 May 2021, from https://numbermatics.com/n/2642/

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The information we have on file for 2642 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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